| Countries With One Word And Two O's | 0 | - | 4.90 | 34,633 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.87 | 87,172 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,025,940 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 324,930 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,187,890 |
| Countries by Emojis | 0 | - | 4.99 | 206,125 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,081,667 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 111,187 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,772 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,564 |
| Members of the Arab League | 0 | - | 4.86 | 62,511 |
| Sahara Desert Countries | 0 | - | 4.97 | 127,328 |
| Himalayan Countries | 0 | - | 4.94 | 105,166 |
| Andean Countries | 0 | - | 4.91 | 58,371 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 59,326 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,503 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,849 |
| Coffee Producing Countries | 0 | - | 4.81 | 54,131 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,369 |
| Danube Countries | 0 | - | 4.97 | 56,700 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,743 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,886 |
| Countries with the Best Passports | 0 | - | 4.88 | 71,361 |
| Countries with the Worst Passports | 0 | - | 4.88 | 49,452 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 109,648 |
| European Landlocked Countries | 0 | - | 4.99 | 115,565 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,459 |
| Countries with the Most Species | 0 | - | 4.99 | 89,545 |
| Countries 197 to 205 | 0 | - | 4.89 | 56,432 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,709 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,029 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,355 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,447 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,733 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 49,214 |
| Countries in the Alps | 0 | - | 4.84 | 102,754 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 85,416 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 87,356 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,643 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 78,345 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,055 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 87,629 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 89,713 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,203 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,350 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,721 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,485 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,638 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,705 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 95,576 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,041 |
| Countries with the Most Grassland | 0 | - | 4.93 | 69,541 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 98,269 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,397 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,782 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,993 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 53,447 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 196,796 |
| World Countries - Blind Typing | 0 | - | 5.00 | 73,109 |
| Countries in Their Own Alphabet | 0 | - | 4.94 | 42,330 |
| Countries with the Most McDonald's Locations | 0 | - | 4.81 | 80,032 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 79,603 |
| Largest Countries By Category | 0 | - | 4.96 | 145,047 |
| Countries by Countries | 0 | - | 4.96 | 54,723 |
| Countries With One Word and Two U's | 0 | - | 4.50 | 43,393 |
| Country Flags with the Most White | 0 | - | 4.90 | 124,663 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 58,750 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 78,337 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 95,392 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 214,200 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,915 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 341,485 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 356,101 |
| Island Countries Quiz | 0 | - | 4.99 | 661,352 |
| Biggest Countries by Area | 0 | - | 5.00 | 934,625 |
| Northernmost Countries | 0 | - | 4.99 | 327,837 |
| Countries of South America | 0 | - | 5.00 | 795,225 |
| Countries of Oceania | 0 | - | 5.00 | 895,773 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,161,418 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,577,098 |
| Countries that Produce the Most Beer | 0 | - | 4.88 | 115,962 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 189,481 |
| Name a Valid Asian Country | 0 | - | 4.98 | 92,551 |
| Name a Valid African Country | 0 | - | 4.98 | 124,459 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,313,257 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,989 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 126,534 |
| Countries with Megacities | 0 | - | 4.99 | 197,835 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 172,064 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 98,251 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 95,895 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 64,222 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 248,580 |
| Countries by Official Language | 0 | - | 4.96 | 173,016 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 249,629 |
| Countries in their Native Language | 0 | - | 4.98 | 178,545 |
| Independence from Whom | 0 | - | 4.99 | 185,931 |
| Subdivisions by Country | 0 | - | 4.82 | 46,489 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 113,660 |
| Megadiverse Countries | 0 | - | 4.96 | 125,423 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,626 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 106,766 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.83 | 47,418 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 131,726 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,206 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 78,077 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,211 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,101 |
| Countries in Relation to Cities #1 | 0 | - | 4.91 | 41,376 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,942 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 101,655 |
| Countries Furthest from the United States | 0 | - | 4.94 | 72,078 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,991 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 68,609 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,342 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,070,198 |
| Countries of the World in Alphabetical Order | 0 | - | 4.99 | 82,624 |
| World Map Quiz | 0 | - | 4.90 | 49,641 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 113,991 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 81,605 |
| Southernmost Countries of the World | 0 | - | 4.99 | 207,101 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 91,088 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 108,225 |
| Countries With the Most Languages | 0 | - | 4.91 | 174,042 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 87,438 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 71,740 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 86,459 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 54,082 |
| Tallest Countries North to South | 0 | - | 4.84 | 110,565 |
| Widest Countries East to West | 0 | - | 4.93 | 119,499 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,856 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 159,186 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,723 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 85,692 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 119,479 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,306 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 66,498 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.82 | 32,091 |
| Countries with Double Letters | 0 | - | 4.96 | 68,876 |
| Countries that End in N | 0 | - | 4.93 | 133,148 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 230,248 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 187,765 |
| Countries with W | 0 | - | 4.97 | 123,029 |
| Countries with Z | 0 | - | 4.98 | 244,868 |
| Countries with Letters Missing | 0 | - | 4.97 | 167,303 |
| Countries That End in U | 0 | - | 4.95 | 107,780 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 89,835 |
| Countries that End in O | 0 | - | 4.92 | 147,066 |
| Countries that End in R | 0 | - | 4.85 | 96,567 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,345 |
| Countries Ending in "IA" | 0 | - | 4.99 | 171,666 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 155,980 |
| Countries by Last Two Letters | 0 | - | 4.91 | 116,353 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 129,436 |
| Countries That End in Y | 0 | - | 4.90 | 161,711 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 161,237 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 120,945 |
| Countries that End in I | 0 | - | 4.92 | 114,566 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 149,790 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 88,391 |
| Countries That End in NIA | 0 | - | 4.93 | 100,960 |
| Countries That End in BIA | 0 | - | 4.91 | 126,242 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 153,415 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 109,894 |
| Countries That End in RIA | 0 | - | 4.90 | 101,075 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 100,594 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 201,212 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 119,925 |
| Divided Country Name Puzzle #3 | 0 | - | 4.93 | 110,842 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 77,634 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 92,385 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 96,875 |
| Countries that are Free from U.S.A. | 0 | - | 4.90 | 42,932 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 40,937 |
| Countries that End in L | 0 | - | 4.95 | 134,400 |
| "Land" Countries | 0 | - | 4.98 | 289,471 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 189,070 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.97 | 65,203 |
| City to Country Quiz #1 | 0 | - | 4.94 | 134,410 |
| City to Country Quiz #3 | 0 | - | 4.87 | 100,284 |
| 45 European Countries, 45 Cities | 0 | - | 4.94 | 71,731 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 208,240 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 166,795 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 116,622 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 133,274 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 194,178 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 141,032 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 65,961 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.83 | 92,149 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 82,432 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.93 | 56,156 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,401,713 |
| One Border Countries | 0 | - | 4.98 | 410,670 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,259 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 245,336 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,218 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 101,157 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 70,188 |
| Random Capital to Country | 0 | - | 4.99 | 2,364,553 |
| Random Country to Capital | 0 | - | 4.98 | 803,939 |
